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USB PD で迎える AC アダプター大統一時代

Avatar for Takumi Sueda Takumi Sueda
January 28, 2023
Technology
2
2.7k

USB PD で迎える AC アダプター大統一時代

新年会議2023 @ Ryoutei 座・スタジアム
Avatar for Takumi Sueda

Takumi Sueda

January 28, 2023
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Transcript

  1. 2023 @ Ryoutei USB PD AC @puhitaku

  2. 2 Takumi Sueda @puhitaku HOMMA 
 Inc. 
 3 D

  3. Linux Linux 2 3 3

  4. None

  5. AC 5

  6. 🤢 6

  7. 🤢 7

  8. USB PD AC

  9. 9

  10. 10

  11. AC

  12. USB PD

  13. USB PD USB 5V USB Type-C USB PD Revision 2

    . 0 USB 5V 1 2 (Programmable Power Supply) : 5V, 9 V, 12 V, 15 V, 20 V : 3.3V 21V 20mV Revision 3 . 0 Type-C 3 PD Power Delivery 13 1 Qualcomm Quick Charge OPPO VOOC USB-IF 2 Rev. 1 . 0 Vbus Type-A/B 3 Type-C CC Vbus Type-A/B Photo by Pierre Lecourt CC BY-NC-SA 2 . 0
  14. None

  15. USB Type-C DC PD IC eMarker 5A 3A 20V 5

    A = 100 W PD 15

  16. PD

  17. PD USB 30 13 DC PPS 17 Nintendo Wii: 12V

    : 12V 3 A Nintendo 6 4 : 12 V 3.3V : 12V

  18. PD

  19. PD PD 12V optional 12V PD 12V PPS : WITRN

    U 3 19 TEPRA PD PPS 1 1 V

  20. PD

  21. PD PD EPR - Extended Power Range 48V 5 A

    = 240 W : MacBook Pro ( 16 -inch, 202 1 ) EPR AVS (Adjustable Voltage Supply) 100W 2 40 W 5V 20 V SPR (Standard Power Range) SPR + PPS EPR + AVS 21 EPR

  22. AC

  23. USB Power Delivery | USB-IF 
 http: // bit.ly/3Rfh9VD 


    https: // www.usb.org/document-library/usb-power-delivery USB 6 USB USB PD - @IT 
 http: // bit.ly/3j4LoSN 
 https: // atmarkit.itmedia.co.jp/ait/articles/1812/14/news027.html 23